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Mathematics, 03.04.2020 16:04 hma9153
1. Carlos chooses 50 movies at random from a list of all his movies to determine the average run time of the movies in his collection.
2. Lisa asks 75 people at a neighborhood fast-food restaurant about the last meal they ate, in order to find out the eating habits of people in her neighborhood.
3. To determine the favorite subject of students at his school, Jason surveys 30 students who ride his bus about their favorite subject
4. Gino wants to know how most people in his neighborhood get to work. He surveys 100 people getting off the bus at a bus stop near his house.
5. Raylene wants to know the favorite ice cream flavor of the employees at her company. She surveys 150 employees chosen at random from a list of all employees.
Local residents were surveyed about adding stoplights at the corner of Main Street and Perry Avenue. Determine whether each survey question may be biased. Explain.
Use the given information to answer questions 6 through 9
6. Are stoplights needed at the intersection of Main and Perry?
7. Fewer accidents occur at intersections with stoplights than at intersections that do not have them. Would you be in favor of having stoplights installed to make the intersection at Main and Perry safer?
8. Installing a new stoplight will require detours that will decrease traffic to local businesses for up to a month. Should stoplights be installed at the corner of Main and Perry?
9. Should stoplights be installed at the corner of Main and Perry?
10. How can you make sure you are using unbiased samples and unbiased questions when surveying people?
i dont know the answer to these questions, last 10 questions of my hw...
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Answers: 1
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1. Carlos chooses 50 movies at random from a list of all his movies to determine the average run tim...
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